Home / 41,940.48-62,911.20-14,240.64

Finding the Fourth Proportional to 41,940.48, 62,911.20 and 14,240.64

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Solution

The fourth proportional to 41,940.48, 62,911.20 and 14,240.64 is: 21,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.48 : 62,911.20 = 14,240.64 : x
  2. Step 2: Convert to fraction form
    41,940.48/62,911.20 = 14,240.64/x
  3. Step 3: Cross multiply
    41,940.48x = 62,911.20 × 14,240.64
  4. Step 4: Simplify right side
    41,940.48x = 895,895,751.17
  5. Step 5: Solve for x
    x = 895,895,751.17/41,940.48
  6. Step 6: Final answer
    x = 21,361.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.